LNBH24LQTR STMicroelectronics, LNBH24LQTR Datasheet - Page 4

• Manufacturer Part Number: LNBH24LQTR
• Description: IC LNBS DUAL SUPPLY/CTRL 32-QFN
• Manufacturer: STMicroelectronics

Specifications of LNBH24LQTR

• Applications: Converter, Analog and Digital Satellite STB Receivers/SatTV
• Voltage - Input: 8 ~ 15 V
• Number Of Outputs: 2
• Voltage - Output: 13.3V, 18.2V
• Operating Temperature: 0°C ~ 125°C
• Mounting Type: Surface Mount
• Package / Case: 32-VQFN Exposed Pad, 32-HVQFN, 32-SQFN, 32-DHVQFN
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: 497-10615-2

Block diagram
1
Figure 1.
4/25
P-GND-
P-GND-
DSQIN-
DSQIN-
EXTM-
EXTM-
VoRX-
VoRX-
VoTX-
VoTX-
PDC
PDC
Vup -
Vup -
LX-
LX-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
A
A
A
A
A
A
A
A
A
A
A
A
A
A
A
A
Rsense
Rsense
Block diagram
Block diagram
TTX-
TTX-
A
A
Pull Down
Pull Down
Controller
Controller
TTX-
TTX-
A
A
VSEL-
VSEL-
EN-
EN-
ISEL-
ISEL-
Linear Post-reg
Linear Post-reg
+Protections
+Protections
+Diagnostics
+Diagnostics
FB
FB
FB
FB
FB
FB
FB
FB
ISEL-
ISEL-
A
A
A
A
A
A
-
-
A
A
Oscillator
Oscillator
22 kHz
22 kHz
TEN-
TEN-
VOUT-
VOUT-
-
-
ADDR-
ADDR-
A
A
-
-
VSEL-
VSEL-
A
A
-
-
TEN-
TEN-
TTX-
TTX-
A
A
EN-
EN-
Control
Control
Doc ID 16857 Rev 2
-
-
-
-
-
-
-
-
A
A
A
A
A
A
SDA SCL
SDA SCL
A
A
LNBH24L
LNBH24L
I²C Diagnostics
I²C Diagnostics
²
²
A-GND
A-GND
-
-
ADDR-
ADDR-
VOUT-
VOUT-
-
-
B
B
TEN-
TEN-
EN-
EN-
VSEL-
VSEL-
TTX-
TTX-
-
-
-
-
Vcc
Vcc
B
B
B
B
-
-
B
B
B
B
B
B
Preregulator
Preregulator
+U.V.lockout
+U.V.lockout
+P.ON reset
+P.ON reset
-
-
Control
Control
B
B
Oscillator
Oscillator
22 kHz
22 kHz
TEN-
TEN-
TEN-
TEN-
Linear Post-reg
Linear Post-reg
+Protections
+Protections
+Diagnostics
+Diagnostics
Byp
Byp
B
B
B
B
Vcc -
Vcc -
ISEL-
ISEL-
VSEL-
VSEL-
-
-
-
-
L
L
FB
FB
FB
FB
EN-
EN-
B
B
ISEL-
ISEL-
B
B
B
B
Pull Down
Pull Down
Controller
Controller
-
-
B
B
TTX-
TTX-
-
-
B
B
TTX-
TTX-
Rsense
Rsense
Rsense
Rsense
B
B
LNBH24L
PDC
PDC
LX-
LX-
P-GND-
P-GND-
Vup -
Vup -
VoRX-
VoRX-
VoTX-
VoTX-
EXTM-
EXTM-
DSQIN-
DSQIN-
-
-
B
B
-
-
-
-
-
-
B
B
B
B
-
-
-
-
-
-
B
B
B
B
B
B
-
-
-
-
B
B
B
B